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Finding the Third Proportional to 6,410 and 13,748

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Solution

The third proportional to 6,410 and 13,748 is: 29,486.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410 : 13,748 = 13,748 : x
  2. Step 2: Convert to fraction form
    6,410/13,748 = 13,748/x
  3. Step 3: Cross multiply
    6,410x = 13,748 × 13,748
  4. Step 4: Simplify right side
    6,410x = 189,007,504
  5. Step 5: Solve for x
    x = 189,007,504/6,410
  6. Step 6: Final answer
    x = 29,486.35

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.